jim has a job to do. all of his coaches and our coaches and players and everyone is focused on doing their job. >> reporter: he is talking about the fact that he and jim are the first ever to be head coaches against each other in a super bowl. inundated with the story, sick of it already, the family still managed to have some fun when john snuck on to a conference call his parents were having with reporters in recent days posing just as a caller from baltimore. >> is it true that both of you like jim better than john? >> is that john harbaugh? >> hey, john -- >> that was mean, john. i was ready to answer that question. >> mom was ready to come through the phone. i'm so happy joany recognized your voice. >> the sister recognizing the voice just in time. the parents vow to remain neutral on super sunday out of fairness but also knowing what their boys are made of. >> how sickly competitive are these guys? >> a fire stoked while their father, jack, spent 43 years as a high school and college football coach.